AirHint found the following cheapest return flights from London (LHR) to Florence (FLR) in May 2026 (see full year).

Return flights

10 May - 18 May	Lufthansa
16 May - 18 May	SWISS
09 May - 16 May	SWISS
16 May - 23 May	SWISS
30 May - 04 Jun	SWISS
30 May - 07 Jun	SWISS
14 May - 21 May	Lufthansa
18 May - 25 May	Lufthansa
15 May - 18 May	Lufthansa
08 May - 11 May	Lufthansa
04 May - 13 May	Lufthansa
21 May - 28 May	Lufthansa
26 May - 02 Jun	Lufthansa
28 May - 03 Jun	Lufthansa
28 May - 02 Jun	Lufthansa
25 May - 01 Jun	Lufthansa
21 May - 02 Jun	Lufthansa
30 May - 04 Jun	British Airways	direct
23 May - 01 Jun	SWISS
29 May - 03 Jun	SWISS

Also check the deals for one-way flights from London to Florence in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Florence in May from $201

Return flights